Resolved as per the best sources I can find on the matter. Permanently residing is to be interpreted as "living on location at least 183 days per year", not just being a resident.
More reading: https://www.reddit.com/r/Prospera/wiki/index/
Possible clarification from creator (AI generated): If Prospera's charter is revoked, the market will resolve to 0 regardless of how many people live in the former Prospera location.
By tag game the end of 2029, Prospera in Honduras aims to have around 10,000 people permanently residing in its libertarian city, fostering economic growth and innovation.
@nonnihil Correct, if there is no "Prospera" 0 people live there, even if they live where Prospera used to be.
@JacksonWagnerChill Guy Clicker This depends on the terms of the contract—if tied to Prospera's existence, it settles at 0; if tied to population, it depends on the final count.